Question Significant reduction in NVMe SSD speed. Please help

[Batman1121]

SSD: 1 TB Kingston A2000

Crystal Disk mark speed:

Before

After

The before pic is only from 4 months ago. I tried running in safe mode but got similar results.
Any help would be appreciated.

 

[n0thing17]

I am experiencing the same thing with my new A2000 on my Y540-15IRH.
Running the latest everything, safe mode has the same results.